Description

• Centrifugal roof fan suitable for extracting hot fumes at up to 400 °C for 120 minutes.
• Base manufactured from phosphated pressed steel, epoxy powder coated with hammered effect finish, guaranteeing long-term resistance to atmospheric agents.
• Aerodynamically contoured inlet port for optimum performance, fashioned as a single unit with the base and gauged to optimize air flow.
• Motor mounting plate made of steel with galvanization surface treatment.
• Pressed steel motor cover: pickled and phosphated surface, polyester powder coated and oven baked finish, colour grey, with hammered texture.
• Accident prevention and anti-bird grilles (to UNI ISO 13857 standard), consisting of electrically welded steel rings with epoxy powder coated finish, colour black.
• Centrifugal impeller with self-cleaning backward curved blades, dynamically balanced (UNI ISO 1940, Point 1 – Class 6.3), made of electrolytically galvanized pressed steel.
• 1 speed single phase AC motor with shaft turning in ball bearings, size to UNEL MEC standard, flange B5, self-ventilating. Motor insulation class H, with metal cooling fan and cable gland.
• Maximum air flow: 3100 m3/h.
• Equipped with a motor start capacitor that must be installed remotely from the fan so that it cannot be damaged through direct exposure to heat.
• Galvanized steel eye lugs for transport and lifting/handling operations.
• Cable guaranteeing continuity of earth connection.
• Steel safety wire for anchoring the appliance once installed.
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Certifications

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Technical Data Sheet

  • Frequency (Hz)
    50
  • Insulation class
  • Max absorbed current (A)
    1,90
  • Max absorbed power (W)
    420
  • Max ambient temperature for continuous operation (°C)
    85
  • Motor protection IP
    55
  • Nominal diameter (mm)
    300
  • Number of phases (Ph)
    1
  • Number of poles
    4
  • Voltage (V)
    220-240
  • Weight (Kg)
    35
  • Max airflow (l/s)
    861
  • Max airflow (m³/h)
    3100
  • Max pressure (mmH2O)
    40
  • Max pressure (Pa)
    392
  • RPM
    1285
  • Sound pressure Lp [dB (A)] at 3 m
    67
  • Size A (mm)
    780
  • Size B (mm)
    550
  • Size C (mm)
    500
  • Size D (mm)
    397
  • Size E (mm)
    226
  • Size F (mm)
    38
  • Size G (mm)
    25
  • Size H (mm)
    661
  • Size L (mm)
    260
  • Size M (mm)
    265,5
  • Size N (mm)
    404
quota
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